| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Becoming Charlemagne: Europe, Baghdad, and the Empires of A.D. 800 | Paperback | 978-0-06-079707-2 | 2007 |
| Becoming Charlemagne: Europe, Baghdad, and the Empires of A.D. 800 | Hardcover | 978-0-06-079706-5 | 2006 |
| The Holy Roman Empire and Charlemagne in World History | Library Binding | 978-0-7660-1901-0 | 2002 |
| Tornando-Se Carlos Magno | Paperback | 978-85-01-08037-0 | 2012 |
Enslow Pub Inc · HarperCollins · Record